A symbiotic relationship when both species benefit from the relationship

biotic

Anything that is essential for life

permafrost

a climate in a small area that differs from the climate around it

microclimate

day-to-day atmospheric changes

abiotic

A symbiotic relationship when one species is helped and the other is neither helped nor harmed

costal

another name for the small plantlife in a rainforest

humus

the atmospheric gases that keep the Earth warm are _____ gases

climate

permanently frozen soil

tropical

Non-living things in an ecosystem are called ____ factors

taiga

trees that have thin leaves shaped like needles are ____

coniferous

the _____ zone is the part of the ocean that producers can grow

resource

The ____ zones have seasons and the angle of the sun changes throughout the year.

understory

cold areas where the sun shines at a low angle are ___ zones.

photic

A symbiotic relationship when one species is helped and the other is harmed

temperate

the _____ zone is the part of the ocean that is permanently dark

mutualism

year-after-year atmospheric changes

greenhouse

decaying organic matter that fertilizes soil

aphotic

the top layer of a rainforest

plankton

the _____ ocean extends from the low-tide mark to the outer edge of the continental shelf

Use the "Printable HTML" button to get a clean page,
in either HTML or PDF,
that you can use your browser's print button to print.
This page won't have buttons or ads, just your puzzle.
The PDF format allows the web site to know how large a
printer page is, and the fonts are scaled to fill the page.
The PDF takes awhile to generate. Don't panic!